/*
 * Copyright 2002-2021 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hqd.ch03.v47.core.annotation;

import java.lang.annotation.Annotation;

@FunctionalInterface
public interface AnnotationFilter {

    AnnotationFilter PLAIN = packages("java.lang", "com.hqd.ch03.lang");

    AnnotationFilter JAVA = packages("java", "javax");

    AnnotationFilter ALL = new AnnotationFilter() {
        @Override
        public boolean matches(Annotation annotation) {
            return true;
        }

        @Override
        public boolean matches(Class<?> type) {
            return true;
        }

        @Override
        public boolean matches(String typeName) {
            return true;
        }

        @Override
        public String toString() {
            return "All annotations filtered";
        }
    };

    @Deprecated
    AnnotationFilter NONE = new AnnotationFilter() {
        @Override
        public boolean matches(Annotation annotation) {
            return false;
        }

        @Override
        public boolean matches(Class<?> type) {
            return false;
        }

        @Override
        public boolean matches(String typeName) {
            return false;
        }

        @Override
        public String toString() {
            return "No annotation filtering";
        }
    };

    static AnnotationFilter packages(String... packages) {
        return new PackagesAnnotationFilter(packages);
    }

    default boolean matches(Annotation annotation) {
        return matches(annotation.annotationType());
    }

    default boolean matches(Class<?> type) {
        return matches(type.getName());
    }

    boolean matches(String typeName);
}
